Generally employed in electrical measurement circuits, wheatstone bridges are an essential element of low temperature alarms. Puente wheatstone free download as powerpoint presentation. A wheatstone bridge is an electrical circuit used to measure an unknown electrical resistance. The wheatstone bridge was invented by samuel hunter christie in 1833 and improved and popularized by sir charles wheatstone in 1843. This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. This file is licensed under the creative commons attributionshare alike 3. For instance, a temperature sensor in an oven often consists of a resistor with a resistance that increases with temperature. Information from its description page there is shown below.
The following 55 files are in this category, out of 55 total. It consists of a common source of electrical current such as a battery and a galvanometer or a multimeter that connects two parallel branches, containing four resistors, three of which are known. Below, the wheatstone bridge circuit will only be considered with respect to its application in strain gage technique. This page was last edited on 8 january 2019, at 11. Cover photo is available under public domain license. Wheatstone bridges are frequently employed to measure small levels of resistance, which makes them useful for such applications as resistance thermometers and strain gauges. What links here related changes upload file special pages permanent link. Puente wheatstone electrical resistance and conductance. It is used to measure an unknown electrical resistance by balancing two legs of a bridge circuit, one leg of which.
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